redis.call ('set' , KEYS[1] , ARGV[1])
redis.call ('set' , KEYS[2] , ARGV[2]) 
local str1 = redis.call ('get' , KEYS [1]) 
local str2 = redis.call ('get' , KEYS [2]) 
if str1 == str2 then 
return 1 
end 
return 0 


